//
//  LCUsesModel.m
//  LongChain
//
//  Created by fengzi on 2018/7/4.
//  Copyright © 2018年 FengZi. All rights reserved.
//

#import "LCUsesModel.h"

@implementation LCUsesModel



+ (instancetype)usesModelStanded {
    static dispatch_once_t onceToken;
    static id usedModel = nil;
    dispatch_once(&onceToken, ^{
        usedModel = [[self alloc]init];
    });
    return usedModel;
}
@end
